NTS Quantitative Reasoning MCQS with Answers
To make the frequency double of na oscillator we have to
Half the mass
Reduce the mass to one-fourth
Quadruple the mass
Double the mass
Two bodies with masses MA and MB are moving with equal kinetic energy.Their linear moments are numerically in a ratio | PA| : |PB| will be:
?
MAMB
MA2 MB2
MB MA
Surface tension of water is due to
Intermolecular spaces
None of above
Inter molecular attraction
Inter molecular repulsion
A person standing on a rotating platform has his hands lowered He suddenly outstretches his arms.The angular momentum
Remains the same
Increases
Becomes zero
Decreases
Copper and germanium are cooled to 70 K from room temperature then
Resistance of both increases
Resistance of copper increases while that of germanium decreases
Resistance of copper decreases while that of germanium increases
Resistance of both decreases
A capacitor acts as an infinite resistance for
DC
AC
Both AC and DC
The peak voltage in a 200 volt A.C supply is nearly
253
220
311
For obtaining appreciable extension the wire should be
Short and thin
Long and thick
Short and tick
Long and thin
A wire is stretched to double of its length.The strain is
0.5
2
Zero
1
The angle between rectangular components of a vector is
60°
90°
120°
0°
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